<template>
  <div class="login">
    <div class=" login-content  flex">
      <div class=" login-right">
        <div class="login-right-title">
          <div><img style="width:144px;height:20px" src="../assets/images/login/Welcome.png" alt=""></div>
          <div style="margin-top: 20px;"><img style="width:294px;height:28px" src="../assets/images/login/title.png"
              alt=""></div>
        </div>
        <img src="../assets/images/login/title-ph.png" alt="">
      </div>
      <el-form ref="loginRef" :model="loginForm" :rules="loginRules" class="login-form">
        <div class="text-center">
          <div class="title">登录</div>
          <div class="title" style="font-size: 20px;font-weight: 400;margin:20px  0 94px 0">欢迎您</div>
        </div>
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" type="text" size="large" auto-complete="off" class="login-input"
            placeholder="账号">
            <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
          </el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input v-model="loginForm.password" type="password" class="login-input" size="large" auto-complete="off"
            placeholder="密码" @keyup.enter="handleLogin">
            <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
          </el-input>
        </el-form-item>
        <el-form-item prop="code" v-if="captchaEnabled">
          <el-input v-model="loginForm.code" size="large" auto-complete="off" placeholder="验证码" style="width: 65%"
            @keyup.enter="handleLogin">
            <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
          </el-input>
          <div class="login-code">
            <img :src="codeUrl" @click="getCode" class="login-code-img" />
          </div>
        </el-form-item>
        <!-- <el-checkbox v-model="loginForm.rememberMe" style="margin: 0px 0px 25px 0px">记住密码</el-checkbox> -->
        <el-form-item style="width: 100%">
          <el-button :loading="loading" size="large" type="primary" style="width: 100%;height:50px;margin-top:103px"
            @click.prevent="handleLogin">
            <span v-if="!loading">登 录</span>
            <span v-else>登 录 中...</span>
          </el-button>
          <!-- <div style="float: right" v-if="register">
            <router-link class="link-type" :to="'/register'">立即注册</router-link>
          </div> -->
        </el-form-item>
      </el-form>
    </div>
    <!--  底部  -->
    <!-- <div class="el-login-footer">
      <span>Copyright © 2018-2023 ruoyi.vip All Rights Reserved.</span>
    </div> -->
  </div>
</template>
 

<script setup>
import { getCodeImg } from "@/api/login";
import Cookies from "js-cookie";
import { encrypt, decrypt } from "@/utils/jsencrypt";
import useUserStore from "@/store/modules/user";

const userStore = useUserStore();
const router = useRouter();
const { proxy } = getCurrentInstance();

const loginForm = ref({
  username: "",
  password: "",
  rememberMe: false,
  code: "",
  uuid: "",
});

const loginRules = {
  username: [{ required: true, trigger: "blur", message: "请输入您的账号" }],
  password: [{ required: true, trigger: "blur", message: "请输入您的密码" }],
  code: [{ required: true, trigger: "change", message: "请输入验证码" }],
};

const codeUrl = ref("");
const loading = ref(false);
// 验证码开关
const captchaEnabled = ref(true);
// 注册开关
const register = ref(false);
const redirect = ref(undefined);

function handleLogin() {
  proxy.$refs.loginRef.validate((valid) => {
    if (valid) {
      loading.value = true;
      // 勾选了需要记住密码设置在 cookie 中设置记住用户名和密码
      if (loginForm.value.rememberMe) {
        Cookies.set("username", loginForm.value.username, { expires: 30 });
        Cookies.set("password", encrypt(loginForm.value.password), { expires: 30 });
        Cookies.set("rememberMe", loginForm.value.rememberMe, { expires: 30 });
      } else {
        // 否则移除
        Cookies.remove("username");
        Cookies.remove("password");
        Cookies.remove("rememberMe");
      }
      // 调用action的登录方法
      userStore
        .login(loginForm.value)
        .then(() => {
          router.push({ path: redirect.value || "/" });
        })
        .catch(() => {
          loading.value = false;
          // 重新获取验证码
          if (captchaEnabled.value) {
            getCode();
          }
        });
    }
  });
}

function getCode() {
  getCodeImg().then((res) => {
    captchaEnabled.value = res.captchaEnabled === undefined ? true : res.captchaEnabled;
    if (captchaEnabled.value) {
      codeUrl.value = "data:image/gif;base64," + res.img;
      loginForm.value.uuid = res.uuid;
    }
  });
}

function getCookie() {
  const username = Cookies.get("username");
  const password = Cookies.get("password");
  const rememberMe = Cookies.get("rememberMe");
  loginForm.value = {
    username: username === undefined ? loginForm.value.username : username,
    password: password === undefined ? loginForm.value.password : decrypt(password),
    rememberMe: rememberMe === undefined ? false : Boolean(rememberMe),
  };
}

getCode();
getCookie();
</script>

<style lang="scss" scoped>
.login {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-image: url("../assets/images/login/bg.png");
  background-size: cover;
}

.title {
  font-size: 40px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  color: #409EFF;
}

.login-right {
  width: 34.25rem;
  height: 800px;
  background: rgba(255, 255, 255, 0.3);
  text-align: center;

  img {
    width: 480px;
    height: 450px;
    // border: 1px solid red;
  }

  .login-right-title {
    margin: 180px 0 65px 0;
    font-size: 32px;
    font-family: YouSheBiaoTiHei;
    font-weight: 400;
    opacity: 1;
    color: #FFFFFF;

    img {}

    div {
      text-align: center;
    }
  }
}

.login-content {
  border-radius: 6px;

  .login-input {
    width: 592px;
  }
}

.login-form {
  background: #ffffff;
  width: 49.5rem;
  // padding: 25px 25px 5px 25px;
  padding: 111px 100px;

  .el-input {
    height: 50px;

    input {
      height: 40px;
    }
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 0px;
  }
}

.login-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.login-code {
  width: 33%;
  height: 50px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.el-login-footer {
  height: 50px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}

.login-code-img {
  height: 50px;
  padding-left: 12px;
}
</style>
